<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <style>
	    .tree-default{
	    	 
			/*div的大小*/
                width:53px;
                height:52px;

                margin:130px 250px;  /*改变div的位置*/
                border-radius: 10px; /* 圆角矩形*/
                border:1px #e8e8e8 solid;
            }
            .tree-font{
               background: url("../images/footer图标.png") -182px -0px no-repeat;
            }
           /*  .tree-time{
           	background-color:
               background-image: url("../images/footer图标.png");
               background-repeat: no-repeat;
               background-position: -100px -150px;
               background-size:250px 200px;   整张图片都变小之后再计算偏移量
           } */
        </style>
    </head>
    <body>
        <div class="tree-default tree-font"></div>
       <!--  <div class="tree-default tree-time"></div> -->
    </body>
</html>
